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1.
J Cosmet Dermatol ; 2024 Sep 25.
Article in English | MEDLINE | ID: mdl-39319782

ABSTRACT

BACKGROUND: Excess skin laxity over the upper face can contribute to aging over the mid and lower face. We describe an innovative nonsurgical technique of facial rejuvenation by injecting Lanluma V over the scalp's vertex and parietal regions. Lanluma V is a poly-l-lactic acid (PLLA)-based collagen stimulator which contains 210 mg of PLLA, distributed by Sinclair Pharmaceutical. Lanluma V works by stimulating collagen regeneration to provide support for the treated area. METHOD: A retrospective review of 12 consecutive patients treated with Lanluma V over the vertex and parietal regions of the scalp to achieve nonsurgical rejuvenation of the upper, middle, and lower thirds of the face was conducted. The patients were treated over two sessions, 1 month apart. The treated patients were reviewed by a plastic surgeon and rated under the Global Aesthetic Improvement Scale (GAIS) 6 months after treatment. RESULTS: The patients achieved an overall average of 1.16 grade improvement in GAIS. The average follow-up period is 6 months following completion of treatment. There was no reported incidence of non-scarring alopecia, which has been reported in the use of other, more viscous fillers such as calcium hydroxyapatite or high G' hyaluronic acid. CONCLUSION: This innovative method of combined forehead and temporal lifting with Lanluma V allows for an average 1.16 grade improvement in GAIS. There is no reported incidence of non-scarring alopecia, which has been associated with other fillers.

2.
Aesthetic Plast Surg ; 2024 Sep 18.
Article in English | MEDLINE | ID: mdl-39294468

ABSTRACT

BACKGROUND: Feminizing fronto-orbital reconstruction involves one of four possibilities with the Ousterhout Type III anterior table frontal sinus osteotomy and setback performed in most patients while the Type I reduction recontouring is reserved for patients without frontal sinuses or thick anterior tables. However, patients with frontal sinuses and either a moderately thick anterior table or a shallow frontal sinus in the sagittal plane represent an intermediate morphology. For such morphologies, we introduce the novel Type I+ fronto-orbital reconstruction technique, consisting of frontal bone recontouring supplemented with anterior table reconstruction and split cranial bone graft. METHODS: Transgender and gender non-conforming patients who underwent Type I+ or Type III feminizing fronto-orbital reconstruction (2019-2023) were included for retrospective review and comparison of techniques. RESULTS: In the 123 patients (mean age 32.2 ± 9.5 years) included, 6.5% underwent Type I+ and 94.5% underwent Type III feminizing fronto-orbital reconstruction. Morphologically, Type I+ patients displayed a shallower frontal sinus compared to Type III patients (median anterior to posterior table depth 4.1[interquartile range, IQR, 1.1-5.0] versus 9.8[IQR 7.5-12.0]mm, p<0.001). At the maximum prominence, Type I+ patients also demonstrated thicker anterior tables compared to Type III patients (median 6.6[IQR 5.0-8.8] versus 2.2[IQR 0.4-4.7]mm, p=0.001). Patients receiving Type I+ procedures underwent an anterior table reduction of 2.7±1.2mm versus 4.2 ± 1.2mm for Type III procedures in the sagittal plane (p=0.002). CONCLUSIONS: The current work introduces a novel solution to an intermediate frontal sinus phenotype for gender-affirming facial feminization surgery. LEVEL OF EVIDENCE IV: This journal requires that authors assign a level of evidence to each article. For a full description of these Evidence-Based Medicine ratings, please refer to the Table of Contents or the online Instructions to Authors www.springer.com/00266 .

3.
Aesthetic Plast Surg ; 2024 Sep 03.
Article in English | MEDLINE | ID: mdl-39227473

ABSTRACT

INTRODUCTION: Myomodulation is a technique aimed at enhancing the dynamics of muscle contraction and relaxation through methods like hyaluronic acid (HA) injection. Achieving optimal outcomes depends on the precise placement of the injected product within the targeted anatomical plane. This is particularly important in the forehead, an area with elevated vascular risk. The selected treatment techniques must ensure both efficacy and safety. This study aims to assess the anatomical precision of HA injections in the forehead using different techniques and devices. METHODS: Four fresh frozen specimens were injected with HA by five experienced board-certified plastic surgeons using three different techniques/devices: (1) a 50 mm, 22G microcannula; (2) a 13 mm, 27G needle with the bevel down at a 45-degree angle; and (3) the same needle positioned at a 90-degree angle. Ultrasound analysis was used to evaluate the precision of each approach. RESULTS: Both the cannula technique and the needle technique with the bevel down at a 45-degree angle consistently delivered the filler to the supraperiosteal layer in 100% of cases without spreading. However, the 90-degree needle technique, despite correct placement on the periosteum, resulted in filler dispersion across multiple layers. CONCLUSION: The accuracy of filler placement in the forehead is influenced by the choice of device and its angulation. It is recommended to use a cannula with the entry point at the frontalis crest or a needle angled at 45 degrees to the skin. The use of a needle at a 90-degree angle should be avoided to ensure precise placement and avoid filler migration. NO LEVEL ASSIGNED: This journal requires that authors assign a level of evidence to each article. For a full description of these Evidence-Based Medicine ratings, please refer to the Table of Contents or the online Instructions to Authors   www.springer.com/00266 .

4.
Article in English | MEDLINE | ID: mdl-39277489

ABSTRACT

The soft tissues have a considerable impact on whether the results of facial feminization surgery are favorable. Complications or suboptimal results related to the soft tissue may be due to poor choice of surgical approach, improper execution of the surgical technique, a lack of assistance when resuspending the soft tissues during closure, or deficient readaptation of the overlying soft tissue to the new bone contour. This article identifies the possible poor soft-tissue outcomes that may occur after facial feminization bone surgery, describing strategies to prevent them and treatment alternatives.

5.
J Cosmet Dermatol ; 2024 Aug 04.
Article in English | MEDLINE | ID: mdl-39099032

ABSTRACT

OBJECTIVE: The current study aims to investigate the safety and efficacy of using calcium hydroxyapatite (CaHA) versus CaHA associated with hyaluronic acid (HA) for forehead volume replacement and contour restoration without forehead irregularities. METHODS: This interventional study involved 132 participants in a two-arm, parallel, double-blind trial for forehead treatment using the supraperiosteal technique. Group A received CaHA, and Group B received a combination of CaHA and HA as filler materials. Follow-up assessments occurred at 30 and 180 days, incorporating the 5-point Global Aesthetic Improvement Scale (GAIS) and photographic analysis for forehead volume replacement, contour restoration, and without forehead irregularities. Safety assessments included monitoring adverse events, particularly nodules. RESULTS: The study included all 132 enrolled patients who completed the trial. Applying CaHA in combination with HA resulted in a statistically significant improvement in both GAIS scale scores and the reduction of forehead irregularities. The total incidence of nodules was 3.7%. Group A had four times more occurrences of nodules than Group B. Furthermore, Group B exhibited lower rates of forehead irregularities following the treatment compared to Group A. CONCLUSION: The supraperiosteal application of CaHA and HA for forehead treatment demonstrates superior efficacy in addressing signs of aging compared to the isolated use of CaHA.

6.
Front Surg ; 11: 1384207, 2024.
Article in English | MEDLINE | ID: mdl-39143979

ABSTRACT

The evaluation of maxillary teeth and soft tissue profiles is a critical component of orthodontic diagnosis and treatment planning. This study aimed to evaluate the correlation between the sagittal position of maxillary anterior teeth and facial profile esthetics among Tibetan and Han Chinese adult females for optimizing orthodontic diagnosis and treatment planning. A total of 100 Tibetan Chinese and 100 Han Chinese adult females with good facial symmetry were recruited. The smiling facial profile images with the maxillary central incisors and forehead in full view were taken based totally on the same standard. The photo measurement and head position were adjusted using the picture-enhancing software. The reference traces associated with forehead inclinations were utilized to assess the anteroposterior (AP) positions of the maxillary central incisors. The results showed that a round forehead was the dominant forehead shape for Tibetan (93%) and Han (55%) Chinese females. In Tibetan females, 85% of the maxillary central incisors were found to be located between the forehead's anterior limit line (the Gall line) and the goal anterior limit line (the Fall line), with 15% located posterior to the Fall line. This distribution manifested a strong association with incisor position and forehead inclination (R2 = 0.742). In Han females, 83% of the maxillary central incisors were located between the Fall line and the Gall line, with 12% posterior to the Fall line and 5% anterior to the Gall line. The positions of the maxillary central incisors exhibited a strong relationship with forehead inclination (R2 = 0.827). The maxillary central incisors were close to the aesthetic line in both ethnic groups, while forehead inclinations were correlated with AP maxillary incisor position. These findings demonstrated that there was a close relationship between the incisor position of Tibetan and Han females with facial symmetry and the forehead FFA factor, indicating a reference in oral hard and soft tissues for optimizing orthodontic diagnosis and treatment planning in terms of facial contour.

8.
Article in English | MEDLINE | ID: mdl-39181743

ABSTRACT

This study aims to determine patient forehead aesthetics satisfaction after conservative treatment of non-dislocated and dislocated anterior wall frontal sinus fractures. Prospectively, patients older than 15 years of age with a frontal sinus fracture, treated conservatively between the period of 2010-2020, were analysed. The Face-Q questionnaire was used to assess patient satisfaction, and the fracture dimensional properties were measured using computed tomography. The results were compared with a matched non-fractured control group. The mean total Face-Q questionnaire score was 114.77 (SD = 17.38) versus 114.23 (SD = 15.23) (research-versus control group, respectively), with a mean difference of 0.55 (SD = 4.85), which was not significant (p = 0.91). The size of impression area did not appear to have a linear relationship with patient satisfaction within the entire population (p = 0.87; r = 0.00). Presence of a scar in the fracture site was a significant predictor of patient satisfaction, contributing to 31% of the entire population's overall score (p = 0.01) and 57% in the dislocated fracture population (p = 0.003). The conservatively treated patients' satisfaction score was comparable to the control group. A higher satisfaction score after a conservative treatment is associated with the absence of a scar on the fracture site, even with dislocations up to 6 mm at the deepest impression point.

9.
Front Surg ; 11: 1420673, 2024.
Article in English | MEDLINE | ID: mdl-39183779

ABSTRACT

Background: The forehead flap is probably the most used method for nose reconstruction after cancer resection. During the past century, this technique has been continuously refined to achieve better functional and aesthetic outcomes. Different variations have been described, with the original technique being modified based on tissue loss, the layer to be replaced, and the management of the donor area. Methods: We propose a new and innovative version of the forehead flap in which both the forehead skin and the frontal muscle are harvested simultaneously using the same vascular pedicle. Partially separating the two layers allows muscle tissue to replace the inner layer and cover the nasal septum framework, while the skin will replace the outer layer. The nostrils are reconstructed simultaneously using bilateral hinge-over lining skin flaps harvested from the nasal folds. Results: Step by step, a schematic illustration of the technique is given, followed by a complete report on a successful total nose reconstruction case. Conclusions: Despite the increasing number of techniques which have been introduced to achieve full reconstruction of the nose, including microsurgical tissue transfer, the simultaneous replacement of both the inner and outer layers continues to be an issue for the plastic surgeon. In this article, we suggest a solution for total nose reconstruction in a single-stage procedure.

10.
Diagnostics (Basel) ; 14(16)2024 Aug 08.
Article in English | MEDLINE | ID: mdl-39202206

ABSTRACT

Filler injections in the upper face pose significant challenges due to its complex anatomy and proximity to vascular structures. High-frequency Doppler ultrasound offers real-time visualization of facial anatomy, improving both safety and aesthetic outcomes. This paper presents a detailed overview of the ultrasonographic anatomy of the temples, forehead, and glabella, along with reproducible, ultrasound-guided filler injection techniques for these areas. We use two scanning techniques previously described: "scan before injecting" and "scan while injecting", applicable to subdermal, interfascial, and supraperiosteal planes in the temporal region, as well as the glabella, forehead, and supraorbital region. Ultrasound guidance for filler injections in the upper face can enhance procedural efficacy and safety. By integrating real-time imaging, practitioners can navigate the intricate vascular anatomy more effectively, thereby minimizing the risk of complications. This study highlights the need for ongoing research and continuous education to further refine these techniques and improve patient outcomes.

11.
J Cosmet Dermatol ; 2024 Jul 17.
Article in English | MEDLINE | ID: mdl-39017037

ABSTRACT

OBJECTIVE: To review the technique and outcomes of using dermal filler to camouflage forehead osteoma, providing a minimally invasive alternative to surgical excision. BACKGROUND: Forehead osteoma, commonly known as a forehead bump or bone spur, can be a cosmetic concern. Surgical excision, while effective, carries risks of scarring and postoperative complications. An innovative approach using dermal filler offers a potential solution. METHODS: A hyaluronic acid­based filler is injected into the deep subcutaneous plane over the bony prominence using a cannula. The fanning technique ensures even distribution of the filler. The procedure's safety, patient selection, and communication between the injector and patient are emphasized to achieve optimal results. RESULTS: The technique provides immediate aesthetic improvement with results that can last up to 12 months, depending on the filler used. While generally safe, potential complications include infections, swelling, asymmetry, and lumpiness. Proper technique, patient selection, and good communication between the injector and patient are critical to achieving optimal outcomes. CONCLUSION: Using dermal filler to camouflage forehead osteoma is a minimally invasive alternative to surgical excision, offering immediate and long­lasting results with minimal downtime and fewer risks. Further studies are needed to refine the technique and optimize outcomes.

12.
J Clin Med ; 13(14)2024 Jul 19.
Article in English | MEDLINE | ID: mdl-39064278

ABSTRACT

Background: The growing popularity of aesthetic procedures on the face raises the question of their safety. The forehead region is crucial aesthetically, but due to its abundant vascularization, it is also one of the most dangerous areas for dermatologic procedures, especially in the glabella area. The purpose of this article is to review the literature on the arterial vascularization of the forehead to identify potential high-risk zones for aesthetic dermatology procedures. Methods: A database search (PubMed, Web of Science, Scopus, and Embase) was conducted, and the titles and abstracts of all identified studies were screened, followed by full-text evaluation. Results: We identified 714 articles during the database search, and 25 articles were included in the review. The included studies used cadaveric dissection and computed tomography applied to cadavers as well as Doppler ultrasonography on volunteers to evaluate the forehead arteries (supratrochlear (STrA), supraorbital (SOA), central (CA), paracentral artery (PCA), and frontal branch of superficial temporal artery(FBSTA)). A total of 1714 cases involving the forehead arteries were analyzed. The included arteries were observed over a relatively large area, and their locations varied. The CA and PCA in cadaver studies were observed in an area of 0.2 to 10.8 mm and 0.8 to 16.2 mm, respectively, on the entire path from the glabellar point to the frontal prominence point. The distances from the midline in cadaveric studies at various measurement points ranged from 0.6 to 28.0 mm for the superficial branch of the STrA and 13.6 to 40.7 mm for the deep branch of STrA. In case of SOA, the distance from the midline ranged from 23 to 32 mm. Measurements from the midline in Doppler studies ranged from 0 to 23 mm for STrA and from 10 to 50 mm for the SOA. In studies using computed tomography, STrA was observed at a distance of 11 to 21 mm and the SOA at a distance of 21 to 32 mm, both lateral to the midline. Conclusions: Medical professionals should be aware of zones where frontal arteries are more likely to be encountered. The glabella region appears to be one of the most dangerous areas for dermatologic procedures. It is believed that the supratrochlear, supraorbital, and the paracentral arteries may cause ophthalmic complications due to occlusion of the ophthalmic artery, while this risk for the frontal branch of the superficial temporal artery seems to be low but cannot be completely excluded.

13.
Article in French | MEDLINE | ID: mdl-39060150

ABSTRACT

Severe burns on the forehead are rare; well-conducted initial surgical treatment also limits the occurrence of sequelae. Therefore, indications for repairing the forehead arise from complex burns often extending to adjacent units. Repair techniques depend on the location and size of the lesions, associated nearby damage, and the patient's ability to withstand the burden of treatment. Management at the acute stage determines the sequelae; excision-grafting is the standard treatment, but it yields good results only if the fundamental principles of repair are respected: intervention within the 10th and 15th days post-burn, graft harvesting from the cephalic extremity or the upper part of the thorax and arms, and respect for the frontal unit. Sequelae management follows the same imperatives and typically requires skin expansion: front expansion for skin flaps if enough frontal skin is still available, upper thorax expansion for full thickness skin grafts if the frontal scar is too extensive. However, the excellent results obtained should not conceal the significant constraints associated with skin expansion.

14.
Article in French | MEDLINE | ID: mdl-39060145

ABSTRACT

The forehead, although sometimes hidden by a fringe, is a major region of the face revealing many expressions such as fatigue, surprise, concern, anger… In reconstructive surgery, the forehead is frequently used as a donor site. This article looks at three aspects: the used, traumatised and repaired forehead. The forehead, with its high-quality hairless skin and proximity to the noble structures of the face, is a central donor site. The forehead flap is commonly used for nasal reconstruction, with several variations to meet different needs. Other pedicled flaps, such as the supra-eyebrow flap and the crane flaps, are also used for various facial reconstructions. The forehead can be affected by trauma, burns, vascular lesions and skin tumours. We are particularly interested "en coup de sabre" linear scleroderma, an autoimmune disease that causes cutaneous and subcutaneous fibrosis, sometimes associated with Parry Romberg syndrome. In addition, lesions of the temporal branch of the facial nerve lead to muscular paralysis, affecting the aesthetics and function of the frontal region. Precise knowledge of the anatomy of the nerve pathway is crucial to avoid iatrogenic lesions. The entire arsenal of reconstructive surgery is useful for repairing the forehead. Controlled wound healing, tension suturing and the use of local flaps are key techniques for repairing the forehead. Tension sutures are particularly effective for small losses of substance, and their orientation depends on the location. Advancement, rotation and transposition flaps are used for larger losses of substance. Skin grafts, although less aesthetic, are sometimes necessary. Skin expansion, although socially restrictive, is used to treat congenital giant nevi and increase the surface area of forehead flaps.

15.
Cureus ; 16(6): e63403, 2024 Jun.
Article in English | MEDLINE | ID: mdl-38947135

ABSTRACT

The appearance of scars affects patients' aesthetic and psychological aspects, as atrophic scars can result from previous surgeries or inflammatory/infectious conditions. Recently, non-surgical techniques have been introduced to improve scar appearance and enhance patient satisfaction. To our knowledge, there has been limited published medical research evaluating the effectiveness of polydioxanone threads in managing facial scars. This report aims to present three cases where scars were managed using these materials in the facial area with a follow-up of six months post-intervention. Based on the three presented cases, it is shown that there was an improvement in the color and texture of the scar, in addition to its reduced size with no sensation of pain or itching after the procedure. These findings suggest that the materials used are promising for effectively treating facial scars.

16.
Clin Case Rep ; 12(7): e9044, 2024 Jul.
Article in English | MEDLINE | ID: mdl-38962466

ABSTRACT

Key Clinical Message: Although a forehead lift is generally a safe surgery, it has well-known complications. Iatrogenic SO paresis is one of the rare complications following forehead lifting procedures which almost resolves spontaneously. Abstract: This report aims to introduce a woman with superior oblique (SO) muscle paresis following the brow and forehead lift procedure. A 30-year-old woman with a history of brow and forehead lift surgery was referred to the ophthalmic emergency department complaining of vertical diplopia. A right eye hypertropia was obvious at the left gaze. A Park's three-step test showed right eye superior oblique paresis. Other ophthalmic examinations including slit-lamp examination, tonometry, and dilated fundoscopy were unremarkable for both eyes. After a 3-month follow-up period, she had no diplopia. No sign of SO paresis was apparent in her ocular motility examinations. Iatrogenic SO paresis is one of the rare complications following forehead lifting procedures which almost resolves spontaneously.

17.
Adv Tech Stand Neurosurg ; 52: 253-257, 2024.
Article in English | MEDLINE | ID: mdl-39017799

ABSTRACT

BACKGROUND: Osteomas are the most common primary bone tumors of the calvaria, with an incidence of less than 0.5%. In skull vault osteomas, the exostotic form that grows from the outer table is more common than the enostotic ones which arise from the inner table and grow intracranially. Osteomas of the forehead are very noticeable and disfiguring; patients usually seek medical advice for cosmetic reasons. Forehead osteomas were traditionally excised via either a direct incision over the lesion using the naturally occurring creases or a conventional bicoronal flap. More recently, endoscopic approaches for excision of forehead osteomas were introduced. The results were very encouraging and the technique was adopted by many groups worldwide yet with many technical variations. In this chapter we elaborate on the surgical technique and nuances of the fully endoscopic resection of frontal osteomas. METHODS: From a prospective database of endoscopic procedures maintained by the senior author, clinical data, imaging studies, operative charts, and videos of cases of forehead osteomas were retrieved and analyzed. The pertinent literature was also reviewed. RESULTS: The surgical technique of the fully endoscopic resection of frontal osteomas was formulated. CONCLUSION: The endoscopic technique has many advantages over the conventional procedures. In our hands, the technique has proven to be less time-consuming, efficient, and minimally invasive with excellent cosmetic results.


Subject(s)
Forehead , Osteoma , Humans , Osteoma/surgery , Osteoma/pathology , Forehead/surgery , Endoscopy/methods , Skull Neoplasms/surgery , Skull Neoplasms/pathology , Skull Neoplasms/diagnostic imaging , Frontal Bone/surgery , Neuroendoscopy/methods
19.
Ann Chir Plast Esthet ; 69(5): 468-473, 2024 Sep.
Article in French | MEDLINE | ID: mdl-39003222

ABSTRACT

OBJECTIVE: In this article, we present our academic experience with the reconstruction of the dorsum and nasal tip by folded paramedian forehead flap described by F.J. Ménick (LFPP). We take a closer look at the technical aspects of this surgical technique and the aesthetic results at the donor sites. We compare our surgical technique with those reported in the literature. MATERIAL AND METHOD: A monocentric retrospective study was carried out on patients operated on by LFPP for surgical reconstructions of the nasal dorsum and nasal tip between January 2017 and December 2022. In each case, we analysed the typology of the type of substance loss for reconstruction, the type of reconstruction and the aesthetic result of reconstruction. A satisfaction survey on the aesthetic and functional results was sent to patients who had undergone LFPP reconstruction at 6 months post-op. RESULTS: There was no necrosis, even partial in any of the 17 cases of LFPP reconstruction. The average size of the substance loss was 3.5±0.6cm [2.5-5]. The number of aesthetic subunit (SUE) to be reconstructed was 2.6±0.9 [1-4]. The etiologies of substance loss were mainly related to skin tumors, including 58% basal cell carcinoma basal cell carcinoma (n=10), 24% squamous cell carcinoma (n=4), 6% adenoid cystic carcinoma adenoid cystic carcinoma (n=1) and 12% melanoma (n=2). The patients were very satisfied overall, both from a functional point of view with a questionnaire result of 89% (8.94±1.98 [2-10]), aesthetic, with a result of 87% (8.76±1.75 [3-10]). CONCLUSION: Among the various techniques for reconstructing the nasal pyramid, including paramedian 2-stage paramedian forehead flaps combined with a local flap of the internal lining, the technique of reconstruction described by J.F. Menick using a 3-stage paramedian folded flap is the most reliable option for complex nasal reconstructions with low donor-site morbidity.


Subject(s)
Forehead , Rhinoplasty , Surgical Flaps , Humans , Retrospective Studies , Forehead/surgery , Male , Female , Rhinoplasty/methods , Middle Aged , Aged , Patient Satisfaction , Esthetics , Adult , Aged, 80 and over , Nose Neoplasms/surgery , Skin Neoplasms/surgery
20.
J Neurosci Methods ; 410: 110222, 2024 Oct.
Article in English | MEDLINE | ID: mdl-39038718

ABSTRACT

BACKGROUND: The field of neonatal sleep analysis is burgeoning with devices that purport to offer alternatives to polysomnography (PSG) for monitoring sleep patterns. However, the majority of these devices are limited in their capacity, typically only distinguishing between sleep and wakefulness. This study aims to assess the efficacy of a novel wearable electroencephalographic (EEG) device, the LANMAO Sleep Recorder, in capturing EEG data and analyzing sleep stages, and to compare its performance against the established PSG standard. METHODS: The study involved concurrent sleep monitoring of 34 neonates using both PSG and the LANMAO device. Initially, the study verified the consistency of raw EEG signals captured by the LANMAO device, employing relative spectral power analysis and Pearson correlation coefficients (PCC) for validation. Subsequently, the LANMAO device's integrated automated sleep staging algorithm was evaluated by comparing its output with expert-generated sleep stage classifications. RESULTS: Analysis revealed that the PCC between the relative spectral powers of various frequency bands during different sleep stages ranged from 0.28 to 0.48. Specifically, the correlation for delta waves was recorded at 0.28. The automated sleep staging algorithm of the LANMAO device demonstrated an overall accuracy of 79.60 %, Cohen kappa of 0.65, and F1 Score of 76.93 %. Individual accuracy for Wake at 87.20 %, NREM at 85.70 %, and REM Sleep at 81.30 %. CONCLUSION: While the LANMAO Sleep Recorder's automated sleep staging algorithm necessitates further refinement, the device shows promise in accurately recording neonatal EEG during sleep. Its potential for minimal invasiveness makes it an appealing option for monitoring sleep conditions in newborns, suggesting a novel approach in the field of neonatal sleep analysis.


Subject(s)
Electroencephalography , Polysomnography , Humans , Infant, Newborn , Electroencephalography/methods , Electroencephalography/instrumentation , Polysomnography/methods , Polysomnography/instrumentation , Male , Female , Sleep Stages/physiology , Wearable Electronic Devices , Sleep/physiology , Signal Processing, Computer-Assisted , Algorithms
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